Intracranial Hemorrhage: Diagnosis and Emergency
Neuro Clin 16:373-390, Stieg,P.E.&Kase,C.S., 1998
Identification and Treatment of Cerebral Aneurysms After Sentinal HEadache
Neurol 42:1118-1119, Hughes,R.L., 1992
Thunderclap Headache:Symptom of Unruptured Cerebral Aneurysm
Lancet 2:1247-1248, Day,J.W.&Raskin,N.H., 1986